Merge lp://qastaging/~noskcaj/ubuntu/utopic/gnome-music/3.12.2.1 into lp://qastaging/ubuntu/utopic/gnome-music

AUTHORS (+6/-0)
NEWS (+25/-0)
configure (+10/-10)
configure.ac (+1/-1)
data/AboutDialog.ui (+1/-1)
data/PlaylistDialog.ui (+5/-0)
data/PlaylistDialog.ui.in (+5/-0)
data/application.css (+4/-0)
debian/changelog (+6/-0)
debian/control (+2/-1)
debian/control.in (+2/-1)
gnomemusic/albumArtCache.py (+2/-2)
gnomemusic/grilo.py (+3/-3)
gnomemusic/mpris.py (+2/-2)
gnomemusic/player.py (+8/-10)
gnomemusic/query.py (+367/-184)
gnomemusic/searchbar.py (+1/-1)
gnomemusic/view.py (+40/-17)
gnomemusic/widgets.py (+15/-9)
gnomemusic/window.py (+11/-5)
help/Makefile.am (+1/-1)
help/Makefile.in (+1/-1)
help/de/de.po (+458/-0)
help/de/index.page (+41/-0)
help/de/introduction.page (+34/-0)
help/de/legal.xml (+6/-0)
help/de/play-music.page (+49/-0)
help/de/playlist-create-albums.page (+84/-0)
help/de/playlist-create-artists.page (+60/-0)
help/de/playlist-create-songs.page (+59/-0)
help/de/playlist-delete.page (+49/-0)
help/de/playlist-remove-songs.page (+52/-0)
help/de/playlist-repeat.page (+44/-0)
help/de/playlist-shuffle.page (+36/-0)
help/de/search.page (+36/-0)
help/el/index.page (+2/-2)
help/el/introduction.page (+2/-2)
help/el/play-music.page (+2/-2)
help/el/playlist-create-albums.page (+2/-2)
help/el/playlist-create-artists.page (+2/-2)
help/el/playlist-create-songs.page (+2/-2)
help/el/playlist-delete.page (+2/-2)
help/el/playlist-remove-songs.page (+2/-2)
help/el/playlist-repeat.page (+2/-2)
help/el/playlist-shuffle.page (+2/-2)
help/el/search.page (+2/-2)
po/LINGUAS (+1/-0)
po/be.po (+112/-50)
po/ca@valencia.po (+91/-47)
po/el.po (+115/-68)
po/id.po (+46/-42)
po/ja.po (+98/-104)
po/nl.po (+91/-45)
po/sv.po (+338/-0)